MTD CVS update: 'mtd/kernel doc2001.c'
ollie at sis.com.tw
Wed Oct 25 06:01:13 EDT 2000
David Woodhouse wrote:
> ollie at infradead.org said:
> > Log Message:
> > use memcpy_(from|to)_io to increase perfromance a little bit
> Here be dragons.
> Beware that this doesn't start trying to do 32-bit accesses, where the top
> three bytes are random, and that it doesn't break the ECC.
> Probably worth setting USE_MEMCPY in include/linux/mtd/doc2000.h in with
> all the other arch-dependent stuff to set up ReadDOC etc.
Oops, sorry. I just copy it from the dis-asm of M-Systems' driver.
USE_MEMCPY should be protected by #ifdef 386 stuff.
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